Healthy Back/Ab HIIT Circuit Set your timer for 30 second work session with a 10 second rest There are 10 exercises, repeat the circuit 3-4 times resting between circuits. If you don’t have a timer, then count reps of 15-20, or for planks, count to 30 seconds. 1.Press ups – lie on tummy, keep hips on mat, lift upper body using hands placed at your shoulders. 2.Plank – forearms 3.Leg only superman – lie on tummy, relax upper body, lift straight legs off mat as high as you can, trying to get your knees off the mat. 4.Roll over to back for throw downs – place hands under butt for back support, raise straight legs up toward ceiling, then throw them down toward the mat without touching the floor. Using your abs to raise them back up 5.Toe touches, feet together toward ceiling reach for your toes 6.Heel reaches, legs in table top position reach hands to heels, alternating sides 7.Side plank left side 8.Side plank right side 9.Plank jacks – forearm or hand plank, jack with your legs (jumping out and in) 10.Lateral balance – hands and knee position lift opposite arm and leg lengthening out toward opposite walls, alternate sides